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Galileo 2 TEK

(G2TEK)

User Manual

Summary of Contents for G2TEK

Page 1: ...Galileo 2 TEK G2TEK User Manual...

Page 2: ...2 GALILEO 2 TEK G2TEK USER MANUAL...

Page 3: ...when breathing compressed air is extremely dangerous and could lead to serious injury or death Never risk your life on only one source of information Eventually every computer has the potential to fai...

Page 4: ...2 1 5 CCR settings 21 2 1 6 MOD setting 22 2 2 Dive settings 22 2 2 1 Gradient factor 22 2 2 2 Dive mode 23 2 2 3 Safety stop timer 23 2 2 4 ppO2 max 23 2 2 5 Water type 23 2 2 6 Nitrox reset time 24...

Page 5: ...n 38 2 8 2 Gas integration 39 2 8 2 1 Tank reserve 39 2 8 2 2 RBT warning or alarm 39 2 8 2 3 Bar graph 39 2 8 2 4 Gas summary 40 2 8 2 5 Pairing 40 2 8 3 Backlight duration 40 2 8 4 Backlight intensi...

Page 6: ...h Trimix mode 62 3 4 4 Diving with Sidemount mode 64 3 4 5 Diving with CCR mode 64 3 5 Warnings and alarms 66 3 5 1 Warning settings 66 3 5 2 Maximum depth 66 3 5 3 CNS O2 75 66 3 5 4 No Stop time 2 m...

Page 7: ...ile application 86 7 Taking care of your G2TEK 86 7 1 Technical information 86 7 2 Maintenance 87 7 3 Replacing the battery the high pressure transmitter 87 7 4 Replacing the battery in the Digital He...

Page 8: ...LogTRAK This section briefly describes how to enter owner and emergency information how to change settings on your dive computer how to download and how to manage your logbook with LogTRAK desktop an...

Page 9: ...ays carry a backup instrument that will enable you to complete the dive safely If the G2TEK switches off during a dive it will remain locked in Gauge mode for 48 hours For more information on Gauge mo...

Page 10: ...ntionally or unintentionally Do not reverse the positive and negative terminals when charging or using the battery Never charge the battery at a current exceeding manufacturer specified charging curre...

Page 11: ...w the screen prompts while using the buttons F NOTE The following basic setup will also be required if you reset the G2TEK with the menu 8 6 Factory settings Press the right button Select your languag...

Page 12: ...re are two methods for pressing the G2TEK s buttons 1 Short press This is the normal method used in most cases with the labelled functions 2 Press and hold This method is used only in special cases Th...

Page 13: ...sickness as calculated by the decompression model in the computer The no fly text with countdown timer is shown until the restriction is completed To learn more about altitude warnings and altitude d...

Page 14: ...48 hours independent of the remaining desaturation time 1 8 Emergency information To add your emergency information you will need to use LogTRAK for Windows or Mac See section Introduction to LogTRAK...

Page 15: ...ay the pressure signal from a Smart transmitter a coded interference free line of communication must first be established This step needs to be performed only once for each transmitter There are two m...

Page 16: ...econds prior to performing the pairing operation otherwise it will not transmit the pairing sequence Also a transmitter can only be paired to one tank designation If you pair the same transmitter to a...

Page 17: ...ng menu 1 12 SCUBAPRO Human Factor DivingTM The G2TEK has patented underwater Heart Rate Skin Temperature and Breathing monitors These features will provide you with more data that enhances your divin...

Page 18: ...into the menu selection For menus with multiple items there is an indicator bar on the right side of the screen which shows your current location Regardless of the language setting all menus are numb...

Page 19: ...Trimix 8 2 3 Bar graph 2 14 PMG 8 2 4 Gas summary 3 Apnea dive 8 2 5 Pairing 3 1 Maximum depth 8 3 Backlight duration 3 2 Depth increment 8 4 Backlight intensity 3 3 Dive time interval 8 5 Water conta...

Page 20: ...the tanks that you are using as well as the partial pressure limit of the gas The Maximum Operating Depth MOD limit will be shown for the values that you have selected To learn more about diving with...

Page 21: ...th AMD depends on ppO2min value If the alarm depth is shallower than 0 8m 3ft which is the dive start depth for the G2TEK the alarm will not activate before a 0 8m 3ft depth is reached This situation...

Page 22: ...max WARNING Diving with a ppO2 higher than 1 4bar is dangerous and may lead to unconsciousness drowning and death F NOTE the ppO2 is fixed to 1 6bar when the selected oxygen content is 80 or higher 2...

Page 23: ...ion reset menu and make a manual desaturation reset Refer to chapter Desaturation reset to learn how to manually reset the desaturation F NOTE Apnea mode is only available as a selectable dive mode if...

Page 24: ...hown 2 2 7 Max surface time Maximum surface time allows you to enjoy short orientations at the surface while maintaining a single logged dive 2 2 8 OTU settings Oxygen Toxicity Unit OTU information an...

Page 25: ...from a recent dives can be reset to zero allowing the G2TEK to treat the next dive as a non repetitive dive This function is useful when the G2TEK is loaned to another diver who has not dived in the l...

Page 26: ...eset the desaturation The G2TEK stores tissue saturation information in a non volatile memory During the time the computer is without power the desaturation calculation is frozen During recharging the...

Page 27: ...the higher supply side You can choose a step between 10 and 50 bars or follow the rule of thirds F NOTE The Sidemount mode can be used for backmount twin tank diving as well 2 2 12 Activating CCR The...

Page 28: ...learn more about how to use this feature F NOTE PMG must be enabled for Sidemount and CCR diving modes 2 3 Apnea dive If the Apnea feature is enabled in the G2TEK s 8 7 Feature upgrade menu the follow...

Page 29: ...emental depth warnings These depth warnings can be set for descending shown as Way down for ascending shown as Way up or for both directions The depth increment can be selected from 5 100m 20 330ft 2...

Page 30: ...h displayed by a dive computer is obtained by a measurement of absolute pressure Water density however is a function of salinity so the same depth in a lake fresh water and in an ocean salt water will...

Page 31: ...nu 4 Digital compass settings related to the digital compass can be selected 2 4 1 Accessing and using the digital compass Entering the menu 4 1 Use compass launches the digital compass on your G2TEK...

Page 32: ...appear in the position of the set bearing Setting a bearing allows you to navigate towards a reference direction A press and hold of the middle button will erase the set bearing Note that the set bea...

Page 33: ...alue from 0 to 90 in 1 increments and select the direction East or West F NOTE The G2TEK s compass does not normally need recalibration If you note a significant permanent offset in compass direction...

Page 34: ...The audible warning selection sounds the warning when the warning situation happens By selecting BOTH you get a combination of audible and visual warnings 2 6 2 CNS O2 75 The G2TEK tracks your oxygen...

Page 35: ...depth and still have enough gas supply to make a safe ascent and reach the surface with the tank reserve The RBT calculation is based on your current breathing rate and it accounts for any existing a...

Page 36: ...fferent than 100 100 the G2TEK can warn you when you are no longer in the no stop phase 2 6 10 GF stop ignored When diving with GF setting other than 100 100 and in the presence of GF stops the G2TEK...

Page 37: ...100 100 the underlying 100 100 information is not directly visible on the display though it is accessible as alternate information You can choose to have your G2TEK warn you when you are about to ente...

Page 38: ...rom the currently displayed time so as to get the correct time at your travel destination The range of the UTC setting is between 13 hours and 14 hours in 15 minute increments 2 8 Other settings Here...

Page 39: ...chapter Ascent rate A higher value of the tank reserve is more conservative but limits your diving time A lower value gives you more diving time but the risk of running out of gas supply before reach...

Page 40: ...air the right tank 2 8 3 Backlight duration Backlight power consumption is the main factor of the battery lifetime between charging The time selected in this menu will define the active backlight dura...

Page 41: ...ut the accuracy of the depth measurement will be unaffected The G2TEK will display the water drop symbol in the upper right section of the screen whenever its water contacts detect a wet environment w...

Page 42: ...tware versions that you can install are stored in the G2TEK memory folder system SWUpdate See chapter USB flash disk operations to learn how you can store these files in your G2TEK 2 8 9 Format flash...

Page 43: ...sonalization Here are the settings related to customization You can select different screen configurations color language owner and emergency info and units 2 10 1 Screen configuration You can choose...

Page 44: ...ll display the start up picture 2 10 4 Setting the user preferred units Here you can select between depth temperature and pressure unit combinations The effect takes place in dive mode in the logbook...

Page 45: ...entration 2 Selected water type 3 Selected GF settings 4 Altitude range 5 Status of saturation at the time the planner is activated 6 Observance of the prescribed ascent rates F NOTE When the G2TEK is...

Page 46: ...a maximum of 120m 394ft Air nitrox dives with a high ppO2 are extremely dangerous and can lead to death Be aware that exposures to high ppO2 will lead the CNS clock value to exceed the maximum recomm...

Page 47: ...g with immersion date time max depth and total dive time When a dive is selected the following data is shown on the 1st sub sequential page F NOTE If a dive is done in Gauge mode it is indicated on th...

Page 48: ...mmarizes the warnings and or alarms of the dive if any Apnea logs The G2TEK organizes the Apnea dive log by grouping the individual immersions to a dive session On the three first pages the session da...

Page 49: ...a dive remaining desaturation time no fly time surface interval and prohibited altitude classes are shown 3 1 Dive mode at surface 3 1 1 Recreational factory setting If you have not been diving with y...

Page 50: ...mount mode the tank pressure content window is split into two tanks left and right side 3 1 5 Display configuration in CCR mode In CCR mode the display appears similar to Sidemount mode but the tank p...

Page 51: ...ve modes Scuba Apnea and Gauge Due to the operational differences between modes the buttons will have different functions LEFT BUTTON MIDDLE BUTTON RIGHT BUTTON Press Press and hold Press Press and ho...

Page 52: ...ofile Heart rate Compartment saturation Skin temperature Pictures Battery level Stopwatch Active GF setting if not 100 100 GF 100 100 info Time of day CNS Average depth ppO2 OTU FULL Set bookmark and...

Page 53: ...res Battery level Stopwatch Active GF setting if not 100 100 GF 100 100 info Time of day CNS Average depth ppO2 OTU COMPASS Set bookmark and reset stopwatch Set bearing Erase set bearing Backlight Man...

Page 54: ...e prohibited altitudes which the G2TEK has computed to be incompatible with your current nitrogen saturation levels are solid color segments inside the mountain symbol For more details see chapter Alt...

Page 55: ...reduced ambient pressure In a manner similar to no fly time the G2TEK advises you the safe altitude classes to reach after a dive and those which are not safe If you have to drive over a mountain pas...

Page 56: ...The G2TEK treats high ppO2 and long exposure effects in the following ways Against sudden effects The G2TEK has an MOD alarm set for a user defined ppO2max As you enter the oxygen concentration for t...

Page 57: ...ivers You should have regular medical check ups with a specialized physician confirming your physical aptitude for diving This is even more important for technical diving Patience is a very important...

Page 58: ...e breathing from the tank that you intend to use Breathing from a high oxygen concentration mix at the wrong depth can kill you Mark all your regulators and tanks so that you cannot confuse them under...

Page 59: ...y To confirm the gas switch press the SAVE button After you confirm the switch the message SWITCH TO GAS T2 SUCCESSFUL remains on the screen for 4 seconds Switching back to a gas mixture with lower ox...

Page 60: ...rify that you are performing a switch to a safe gas At this point you would press the SAVE button to confirm the switch The G2TEK will display the message SWITCH TO GAS T2 SUCCESSFUL and adapt the dec...

Page 61: ...itching depths according to MOD s white lines By pressing ARROW UP the current compartment saturation is shown When the previously shown dive proceeds to the ascent phase the decompression is still in...

Page 62: ...trimix dives with the G2TEK you should practice no stop recreational diving to become accustomed to the interface and functions of the dive computer Minimum and Maximum Operating Depth Absolute Minimu...

Page 63: ...ive the MOD which is showing Dive only at depths that your certification allows The G2TEK calculates the maximum possible helium fraction by subtracting the oxygen fraction from 100 WARNING Helium red...

Page 64: ...Delayed gas switch You can catch up on a recommended tank switch at any time by selecting the tank manually Press and hold the BOOK button to start the tank switch procedure The G2TEK will show the m...

Page 65: ...setpoint SP1 has a selectable range from 0 2 up to 0 95bar ppO2 The bottom setpoint SP2 has a range from 1 0 up to 1 6bar ppO2 and this is switched normally active on the way to the bottom or when th...

Page 66: ...w is highlighted at the same time Generally warnings can be set to AUDIBLE VISUAL BOTH audible and visual or OFF The available warnings are 3 5 2 Maximum depth Maximum depth will trigger a warning See...

Page 67: ...time warning above set 30 minutes 15 minutes gives the warning message TURN AROUND TIME 3 5 7 Tank pressure The G2TEK can warn you when the tank pressure reaches a certain level For instance you can...

Page 68: ...PRESSURE SIGNAL LOST appears for 12 seconds after which the RBT is not displayed any longer and the tank pressure is replaced with WARNING In the event of a NO PRESSURE SIGNAL situation all tank pres...

Page 69: ...ve GF setting other than 100 100 3 5 14 Entering decompression at 100 100 When diving with GF setting other than 100 100 the underlying 100 100 information is not directly visible on the display thoug...

Page 70: ...f continued loading on your tissues The pressure reduction that the body can tolerate without significant microbubble formation is higher at depth than it is in the shallows The key factor is not the...

Page 71: ...larm persists for as long as the ascent rate is 110 or more of the ideal ascent rate 3 6 2 MOD ppO2 WARNING The MOD should not be exceeded Disregarding the alarm can lead to oxygen poisoning Exceeding...

Page 72: ...ssure is reached during the dive an alarm is triggered 3 6 5 Missed decompression stop WARNING Violating a mandatory decompression obligation may result in serious injury or death If when conducting a...

Page 73: ...ill not show as progressing but it is running in the background As soon as you submerge the time will resume including the time spent on the surface If you spend more than 5 minutes or which time you...

Page 74: ...such that you will enter GF or deco stops prior to reaching an RBT of 0 minutes the no stop time will be displayed on the screen emphasized by the NO STOP label If on the other hand your remaining gas...

Page 75: ...By pressing the MORE button the G2TEK will show in sequence the following data on the different screens Screen configuration Light Classic Full Graphical 1 Tank pressure Max depth O2 Max depth 2 Max d...

Page 76: ...play shows a list of pictures stored in the G2TEK s flash memory See chapter USB flash disk operations for more information on how and where to save pictures that can be viewed during the dive With a...

Page 77: ...imer generates a bookmark which will appear on the dive profile in the LogTRAK 3 7 4 Safety stop timer If a minimum depth of 10m 30ft has been reached during the dive at a depth of 5m 15ft the safety...

Page 78: ...efore surfacing Due to many possi ble combinations it is possible to define your own decompressing strategy F NOTE To learn more about Gradient Factors see the web articles Clearing Up the Confusion a...

Page 79: ...display 3 10 Apnea mode The G2TEK has an advanced Apnea diving mode which can be enabled from the feature upgrade see menu 8 Other settings The main features include a faster sampling rate than in Sc...

Page 80: ...ssing the axle pins sideways through the bungee rings with a maximum diameter of 1 9 mm 0 0748 inch pin punching tool F NOTE Arm strap axle holes in the housing are not symmetric When removing the arm...

Page 81: ...l heart rate monitor when activating the pairing mode 3 Place your thumbs on the two metal snap fasteners on the back of the transmitter module and check the indication displayed on your G2TEK s scree...

Page 82: ...lt to remove afterwards To enjoy trouble free operation and a long service life clean the contacts of your G2TEK before charging WARNING Always connect the G2TEK to the USB cable in a dry and clean en...

Page 83: ...ved The logbook folder is a hidden file You can make a backup copy of it but you should not remove it You can store pictures that the G2TEK can display during diving in the Pictures folder The G2TEK s...

Page 84: ...s screen F NOTE the G2TEK has a timeout of 3 minutes for a non active Bluetooth connection After this interval the G2TEK will disable Bluetooth and return to the normal time of day screen to save ener...

Page 85: ...information 3 Location which shows your dive site on the world map The selection tabs for views are on the left side of the main window To learn more about these views go to Help Help Contents or pres...

Page 86: ...dive computer settings from your mobile device Update dive computer firmware from your mobile device 7 TAKING CARE OF YOUR G2TEK 7 1 Technical information Operating altitude with decompression sea lev...

Page 87: ...ur G2TEK and dry it thoroughly Do not use silicone grease on the water contacts Do not clean your G2TEK with liquids containing solvents Check the battery capacity before each dive If the battery warn...

Page 88: ...d recycle it in an environmentally friendly way Insert the new battery Note the polarity is marked on the body Do not touch poles or contacts with bare fingers Close the battery cap 7 5 Warranty The G...

Page 89: ...nd time measuring devices Functional and safety requirements test methods 8 1 4 EU Electromagnetic Compatibility Directive The G2TEK dive instrument is also compliant with the European Union directive...

Page 90: ...t the dealer or an experienced radio TV technician for help 8 2 5 CAN ICES 3 B NMB 3 B This Class B digital apparatus complies with Canadian ICES 003 8 3 Date of manufacture The manufacturing date can...

Page 91: ...r type of nitrox NO FLY Minimum amount of time the diver should wait before taking a plane No stop time This is the time that a diver can stay at the current depth and still make a direct ascent to th...

Page 92: ...ILEO 2 TEK G2TEK USER MANUAL RBT Remaining Bottom Time CCR Closed Circuit Rebreather Trimix A gas mixture containing Oxygen Helium and Nitrogen PMG Predictive Multi Gas OTU Oxygen Toxicity Unit V1 0 0...

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